Service difficulty report · Sensor · Boeing 737990ER

Difficulty date
February 8, 2023
Submitted
February 10, 2023
Operation
Air carrier
Aircraft
N462AS
Make and model
Boeing 737990ER
Aircraft serial
36362
Aircraft time
32,406 hours, 10,245 cycles
Part
Sensor
Part number
MS280341
Condition
Faulty
Location
Apu
Stage of operation
NR
How discovered
V
Nature of condition
J
Precautionary procedure
K

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

FAULT LIGHT ILLUMINATES ON APU START. GROUNDED - YES. REMOVED & REPLACED INLET TEMP SW REF B737-900 AMM 49-61-31.